Home / 608,477,543.51-839,718,017.91-344,154,364.31

Finding the Fourth Proportional to 608,477,543.51, 839,718,017.91 and 344,154,364.31

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Solution

The fourth proportional to 608,477,543.51, 839,718,017.91 and 344,154,364.31 is: 474,943,773.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,477,543.51 : 839,718,017.91 = 344,154,364.31 : x
  2. Step 2: Convert to fraction form
    608,477,543.51/839,718,017.91 = 344,154,364.31/x
  3. Step 3: Cross multiply
    608,477,543.51x = 839,718,017.91 × 344,154,364.31
  4. Step 4: Simplify right side
    608,477,543.51x = 288,992,620,655,568,512
  5. Step 5: Solve for x
    x = 288,992,620,655,568,512/608,477,543.51
  6. Step 6: Final answer
    x = 474,943,773.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.